feat: Non evm network global selector

[tommasini]

multichain network controllers selectors, network selectors refactor disabled and added TODO for places where non evm network is not supported yet, added feature flag SOLANA_ENABLED that sould be replaced by the code fencing system and should be reviewed, added solana to the network selector, logic to switch network and accounts accordingly to evm an non evm accounts, added solana to network settings

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